Frame_Interpolation_for_Large_Scene_Motion_demo.ipynb

{
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "l3iDngOuTOcy"
      },
      "source": [
        "論文  \n",
        "https://arxiv.org/abs/2202.04901  \n",
        "  \n",
        "GitHub  \n",
        "https://github.com/google-research/frame-interpolation  \n",
        "  \n",
        "<a href=\"https://colab.research.google.com/github/kaz12tech/ai_demos/blob/master/Frame_Interpolation_for_Large_Scene_Motion.ipynb\" target=\"_blank\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "39JlgMiNTOc4"
      },
      "source": [
        "# ランタイムの設定\n",
        "「ランタイム」→「ランタイムのタイプを変更」→「ハードウェアアクセラレータ」をGPUに変更"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "qzColHIJTOc5"
      },
      "source": [
        "# 実行方法\n",
        "「ランタイム」→「すべてのセルを実行」を選択"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "m0RHOC3STOc6",
        "outputId": "80f83e55-77d5-49db-cca0-dedef6605ee9"
      },
      "outputs": [],
      "source": [
        "!nvidia-smi"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "ohdGVHm3h2nR"
      },
      "source": [
        "# Google Driveをマウント"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "bjTD93wXhqRF",
        "outputId": "b7bff9d1-468b-427e-854c-c7f7c71a3af7"
      },
      "outputs": [],
      "source": [
        "from google.colab import drive\n",
        "drive.mount('/content/drive')"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "hCVmfemRTOc7"
      },
      "source": [
        "# GitHubからFILMのソースコードを取得"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "5kaQH9a2TOc8",
        "outputId": "19af829f-13b9-4ad9-e343-6e7f41028344"
      },
      "outputs": [],
      "source": [
        "%cd /content/\n",
        "\n",
        "!git clone https://github.com/google-research/frame-interpolation frame_interpolation"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "0IlFyjOXTcAu"
      },
      "source": [
        "# ライブラリのインストール"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 1000
        },
        "id": "f5L__goQTe23",
        "outputId": "80105a70-c745-41f4-cb7d-23a0077d7750"
      },
      "outputs": [],
      "source": [
        "%cd /content/\n",
        "\n",
        "!pip install apache-beam==2.34.0 mediapy==1.0.3\n",
        "!apt-get install ffmpeg"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "fE240tomUbTn"
      },
      "source": [
        "# 学習済みモデルのロード\n",
        "gdownを使用してファイルダウンロードができないため  \n",
        "https://drive.google.com/drive/folders/1q8110-qp225asX3DQvZnfLfJPkCHmDpy  \n",
        "を開き「ドライブにショートカットを追加」を選択して「マイドライブ」にショートカットを追加する  "
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "id": "WpHB0L0wUHFw"
      },
      "outputs": [],
      "source": [
        "import os\n",
        "\n",
        "if os.path.isdir(\"/content/drive/MyDrive/film_net\") == False:\n",
        "  raise FileNotFoundError(\"Please add short cut on your own\")"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "FkeqnIsrjGiT"
      },
      "source": [
        "# One mid-frame interpolation(1枚の中間フレーム補完)"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "z2S60dagjJrg",
        "outputId": "c1ef9a0e-c0c8-48ae-b193-cb73d9dd075b"
      },
      "outputs": [],
      "source": [
        "%cd /content/\n",
        "\n",
        "!python3 -m frame_interpolation.eval.interpolator_test \\\n",
        "     --frame1 /content/frame_interpolation/photos/one.png \\\n",
        "     --frame2 /content/frame_interpolation/photos/two.png \\\n",
        "     --model_path /content/drive/MyDrive/film_net/Style/saved_model \\\n",
        "     --output_frame /content/frame_interpolation/photos/middle.png \\"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "SAPQJcvJnKQ2"
      },
      "source": [
        "# Many in-between frames interpolation(複数枚の中間フレーム補完)"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "ct-Ai-wenKx6",
        "outputId": "90289be2-9e00-4b5f-ec5a-c9bf812b7b60"
      },
      "outputs": [],
      "source": [
        "%cd /content/\n",
        "\n",
        "!python3 -m frame_interpolation.eval.interpolator_cli \\\n",
        "     --pattern \"/content/frame_interpolation/photos\" \\\n",
        "     --model_path /content/drive/MyDrive/film_net/Style/saved_model \\\n",
        "     --times_to_interpolate 6 \\\n",
        "     --output_video"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 526
        },
        "id": "ECFiJT3EqKrF",
        "outputId": "915a6e68-2d28-4d35-83e0-6c0f19d3d9fd"
      },
      "outputs": [],
      "source": [
        "from moviepy.editor import *\n",
        "from moviepy.video.fx.resize import resize\n",
        "\n",
        "clip = VideoFileClip(\"/content/frame_interpolation/photos/interpolated.mp4\")\n",
        "# 表示用にリサイズ\n",
        "clip = resize(clip, height=400)\n",
        "clip.ipython_display()\n"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "GVYW7Ln3vFyh"
      },
      "source": [
        "# 任意の動画のフレームを切り出し中間フレームを補完させてみる\n",
        "使用動画  \n",
        "https://pixabay.com/ja/videos/%E5%A5%B3%E6%80%A7-%E7%AC%91%E9%A1%94-%E5%96%9C%E3%81%B3-%E5%B9%B8%E7%A6%8F-%E5%85%AC%E5%9C%92-83860/"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 112,
          "resources": {
            "http://localhost:8080/nbextensions/google.colab/files.js": {
              "data": 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",
              "headers": [
                [
                  "content-type",
                  "application/javascript"
                ]
              ],
              "ok": true,
              "status": 200,
              "status_text": ""
            }
          }
        },
        "id": "HdC0JKSZvNAU",
        "outputId": "e85e85e6-5921-4451-ff00-0e5570e5cb10"
      },
      "outputs": [],
      "source": [
        "%cd /content/frame_interpolation/\n",
        "!mkdir -p videos/frames\n",
        "%cd videos\n",
        "\n",
        "from google.colab import files\n",
        "\n",
        "uploaded = files.upload()\n",
        "uploaded = list(uploaded.keys())\n",
        "file_name = uploaded[0]"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "dlRM1rr6wiyZ"
      },
      "source": [
        "## 動画をフレームに分割"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "8S0UKBgEyCes",
        "outputId": "2470407c-8f1a-4ef7-cf0c-c4d10d5f34c2"
      },
      "outputs": [],
      "source": [
        "%cd /content/frame_interpolation/videos\n",
        "\n",
        "!ffmpeg -i {file_name} /content/frame_interpolation/videos/frames/frame_%d.png"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "bq1u1bf10VoD",
        "outputId": "7e9e0197-de6b-4a89-d353-1d196ad63166"
      },
      "outputs": [],
      "source": [
        "# frame_1からframe_15の中間フレームを補完させる\n",
        "!rm -rf /content/frame_interpolation/videos/target_frames\n",
        "%cd /content/frame_interpolation/videos\n",
        "!mkdir target_frames\n",
        "!cp frames/frame_1.png target_frames\n",
        "!cp frames/frame_15.png target_frames"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/"
        },
        "id": "lBIbMdUY0zoZ",
        "outputId": "088a25f3-7915-4829-b324-8dd3c7614094"
      },
      "outputs": [],
      "source": [
        "%cd /content/\n",
        "\n",
        "!python3 -m frame_interpolation.eval.interpolator_cli \\\n",
        "     --pattern \"/content/frame_interpolation/videos/target_frames\" \\\n",
        "     --model_path /content/drive/MyDrive/film_net/Style/saved_model \\\n",
        "     --times_to_interpolate 6 \\\n",
        "     --output_video"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 189
        },
        "id": "wLgsHsP706yh",
        "outputId": "8aa7ec40-8601-45ee-fd3b-0d962c5865bf"
      },
      "outputs": [],
      "source": [
        "from moviepy.editor import *\n",
        "from moviepy.video.fx.resize import resize\n",
        "\n",
        "clip = VideoFileClip(\"/content/frame_interpolation/videos/target_frames/interpolated.mp4\")\n",
        "# 表示用にリサイズ\n",
        "clip = resize(clip, height=520)\n",
        "clip.ipython_display()\n"
      ]
    }
  ],
  "metadata": {
    "accelerator": "GPU",
    "colab": {
      "collapsed_sections": [],
      "name": "Frame_Interpolation_for_Large_Scene_Motion_demo.ipynb",
      "provenance": []
    },
    "kernelspec": {
      "display_name": "Python 3",
      "name": "python3"
    },
    "language_info": {
      "name": "python"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 0
}